K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2020-01-20T17:23:03.653179Z
K 7
svn:log
V 426
x86: Wait for curthread to be set up as an indicator that the boot stack
is no longer used.

pc_curthread is set by cpu_switch after it stopped using the old
thread (or boot) stack.  This makes the smp_after_idle_runnable()
function not dependent on the internals of the scheduler operations.

Reviewed by:	markj
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D23276

END